Product Description
Pressure Relief Tube for Welch 1402 / Welch 1374 / Welch 1397 / Welch 1376 - OEM-Equivalent
OEM-Equivalent Welch Replacement Part from Vacuum Pump Supply
Part Number: 618310A - OEM-Equivalent
Vacuum Pump Supply's OEM-equivalent Pressure Relief Tube for Welch 1402 / Welch 1374 / Welch 1397 / Welch 1376 is supplied for maintenance and repair of compatible Welch vacuum pumps. It is designed to support reliable service while offering a cost-effective alternative to OEM replacement parts.
Compatible Pump Models
Compatibility is based on the Welch pump categories assigned to this product.
- Welch 1402
- Welch 1374
- Welch 1397
- Welch 1376
Product Features
- OEM-equivalent replacement part from Vacuum Pump Supply
- Designed for compatible Welch vacuum pumps
- Supports reliable pump service and maintenance
- Cost-effective alternative to OEM replacement parts
When Should This Part Be Replaced?
- During scheduled pump maintenance
- When the original component is worn, damaged, or contaminated
- When rebuilding or resealing a compatible Welch pump
- When vacuum performance or reliability has declined
Related Welch Products
Why Buy from Vacuum Pump Supply?
- Vacuum pump specialists since 2006
- Over 15,000 vacuum pump parts and kits available
- OEM-equivalent replacement options
- Fast shipping on stocked products
- Technical support from vacuum pump specialists
- Trusted by manufacturers, laboratories, universities, service companies, and maintenance teams
Helpful Resources
- Vacuum Pump Oil Cross Reference Chart
- Vacuum Pump Schematics, Manuals & Repair Resources
- Rotary Vane Vacuum Pump Repair Kits & Parts
- Welch Vacuum Pump Parts & Kits
- Vacuum Pump Oil
Frequently Asked Questions
Is this an OEM-equivalent product?
Yes. This replacement part is supplied under the Vacuum Pump Supply brand as an OEM-equivalent option for compatible Welch vacuum pumps.
What pump models is this compatible with?
This product is assigned to the compatible pump categories shown above: Welch 1402 / Welch 1374 / Welch 1397 / Welch 1376.
What is the part number?
The part number is 618310A.
Can Vacuum Pump Supply help identify related parts?
Yes. Contact Vacuum Pump Supply with your pump model and part number if you need help confirming fit or finding related service components.
